1728440880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{787}}^1\times {\mathrm{9151}}^1$

素因数の和:9954

約数の個数: 80

約数和(自身を含む): 5365561344

約数和(自身を除く): 3637120464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 787, 1574, 2361, 3148, 3935, 4722, 6296, 7870, 9151, 9444, 11805, 12592, 15740, 18302, 18888, 23610, 27453, 31480, 36604, 37776, 45755, 47220, 54906, 62960, 73208, 91510, 94440, 109812, 137265, 146416, 183020, 188880, 219624, 274530, 366040, 439248, 549060, 732080, 1098120, 2196240, 7201837, 14403674, 21605511, 28807348, 36009185, 43211022, 57614696, 72018370, 86422044, 108027555, 115229392, 144036740, 172844088, 216055110, 288073480, 345688176, 432110220, 576146960, 864220440, 1728440880]

約数ペア:

[(1, 1728440880), (2, 864220440), (3, 576146960), (4, 432110220), (5, 345688176), (6, 288073480), (8, 216055110), (10, 172844088), (12, 144036740), (15, 115229392), (16, 108027555), (20, 86422044), (24, 72018370), (30, 57614696), (40, 43211022), (48, 36009185), (60, 28807348), (80, 21605511), (120, 14403674), (240, 7201837), (787, 2196240), (1574, 1098120), (2361, 732080), (3148, 549060), (3935, 439248), (4722, 366040), (6296, 274530), (7870, 219624), (9151, 188880), (9444, 183020), (11805, 146416), (12592, 137265), (15740, 109812), (18302, 94440), (18888, 91510), (23610, 73208), (27453, 62960), (31480, 54906), (36604, 47220), (37776, 45755)]